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Finding the Fourth Proportional to 556,741.64, 834,703.50 and 177,444.12

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Solution

The fourth proportional to 556,741.64, 834,703.50 and 177,444.12 is: 266,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,741.64 : 834,703.50 = 177,444.12 : x
  2. Step 2: Convert to fraction form
    556,741.64/834,703.50 = 177,444.12/x
  3. Step 3: Cross multiply
    556,741.64x = 834,703.50 × 177,444.12
  4. Step 4: Simplify right side
    556,741.64x = 148,113,228,018.42
  5. Step 5: Solve for x
    x = 148,113,228,018.42/556,741.64
  6. Step 6: Final answer
    x = 266,035.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.